CN111047210A - 一种牵引变压器绝缘油老化状态评估方法 - Google Patents
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CN111856220A (zh) * | 2020-06-11 | 2020-10-30 | 中国电力科学研究院有限公司 | 多功能气液状态监测装置的试验系统及其性能试验方法 |
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